#overlay {
	height: 100%;
	width: 100%;
	position: fixed;
	top: 0px;
	left: 0px;
	background-color: black;
	opacity: 0.8;
	z-index: 99998;
	display: none;
}

#sign {
	font-size:14px;
	height:500px;
	display: block;
	position: fixed;
	top: -1000px;
	left: 50%;
	margin-left: -200px;
	z-index: 99999;
    transition: top 1.5s;
    -webkit-transition: top 1.5s;
	
	
	-webkit-perspective: 2000px;/*父类容器中 perspective 子类允许透视*/
	-moz-perspective: 2000px;
	-ms-perspective: 2000px;
	-o-perspective: 2000px;
	perspective: 2000px;
}


#sign-contianer {
	width: 400px;
	transition: transform 0.6s ease-out;
	transition: transform .5s ease-in-out;
	-webkit-transition: transform .5s ease-in-out;
	-moz-transition: transform .5s ease-in-out;
	-ms-transition: transform .5s ease-in-out;
	-o-transition: transform .5s ease-in-out;
	
	-webkit-transform-style: preserve-3d;/*使其子类变换后得以保留 3d转换后的位置*/
	-moz-transform-style: preserve-3d;
	-ms-transform-style: preserve-3d;
	-o-transform-style: preserve-3d;
	transform-style: preserve-3d;
	display: block;
	position: relative;
}

.login-part {
	font-size:14px;
	width: 400px;
	background: white;
}

.close-sign {
	
	position: absolute;
	right: 25px;
	top: 0;
	width: 50px;
	height: 50px;
	border-radius: 0 0 50px 50px;
	text-align: center;
	line-height: 50px;
	background-color: #444;
	font-size: 16px;
	color: #FFF;
	cursor: pointer;
}
.close-sign i{
	transition: all 0.5s;
}
.close-sign:hover i{
	transform: rotate(180deg);
}
.login-part-inner {
	width: 300px;
	padding: 50px 50px 30px 50px;
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
	;
}

.login-part-switch {
	color: #999;
	cursor: pointer;
	margin: 15px auto;
	float: left;
}

.login-part-switch span:hover {
	color: #00c3b6;
}

.login-part-switch i {
	margin-right: 5px;
	color: #ea4c89;
}

.login-part-inner h3 {
	font-size: 18px;
	margin-bottom: 20px;
}

.login-part-inner p {
	margin: 10px auto;
	position: relative;
}

.login-part-inner p a:hover {
	text-decoration: none;
}

.login-part-icon {
	position: absolute;
	right: 10px;
	top: 5px;
	font-size: 20px;
	color: rgba(0, 0, 0, 0.3);
	width: 20px;
	text-align: center;
}

.login-part-inner-input {
	border: 1px solid #ddd;
	padding: 10px;
	width: 253px;
	padding-right: 35px;
	outline: none;
	font-family: "Hiragino Sans GB", "Helvetica neue", Helvetica, "Microsoft Yahei", sans-serif;
	font-size: 12px;
}

.login-button {
	padding: 10px;
	width: 100%;
	cursor: pointer;
	background-color: #00c3b6;
	color: #FFF;
	border: 0 none;
	font-size: 14px;
	font-family: "Hiragino Sans GB", "Helvetica neue", Helvetica, "Microsoft Yahei", sans-serif;
}

.login-part-bottom {
	width: 300px;
	padding: 0px 50px 40px 50px;
}

.login-part-bottom p {
	margin: 20px auto 10px auto;
}

.qq-login {
	background-color: #4a9cf8;
	color: #FFF;
	padding: 6px 10px;
}

.qq-login:hover {
	text-decoration: none;
}

#login-part,
#reg-part {
	width: 100%;
	background: white;
	backface-visibility: hidden;
	-webkit-backface-visibility: hidden;
	/* Chrome and Safari */
	-moz-backface-visibility: hidden;
	/* Firefox */
	-ms-backface-visibility: hidden;
	transition: 1s ease-out;
	-webkit-transition: 1s ease-out;
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	-ms-transform-style: preserve-3d;
	-o-transform-style: preserve-3d;
	transform-style: preserve-3d;
	position: absolute;
	top: 0;
	left: 0;
}

#login-part {
	background: white;
	z-index: 2;
	transform: rotateY(0deg);
	transform: rotateY(0deg);
	-webkit-transform: rotateY(0deg);
	-moz-transform: rotateY(0deg);
	-ms-transform: rotateY(0deg);
	-o-transform: rotateY(0deg);
}

#reg-part {
	background: white;
	z-index: 1;
	transform: rotateY(-180deg);
	transform: rotateY(-180deg);
	-webkit-transform: rotateY(-180deg);
	-moz-transform: rotateY(-180deg);
	-ms-transform: rotateY(-180deg);
	-o-transform: rotateY(-180deg);
}